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Tarmac rollers are designed to utilise hydraulic wheel motors built
into the centre of the rolls, and, generally have complex hydraulic
systems compared to grass rollers. Tarmac rollers are fine when working
correctly, but when they fail, can be extremely expensive for
replacement parts, when obtainable, and may even render the machine
uneconomically viable to repair. We have heard on many occasions of
Clubs who have gone for the ‘cheaper’ option of buying a value for money
old road roller, and, had to dispose of it after 2-3 years due to the
cost of parts or repair. |
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Unlike Poweroll rollers; Tarmac rollers do not have a variable ballast
facility to enable experimentation to establish the best requirements
for the Clubs ground, every ground is unique, and Poweroll grass rollers
can be ballasted to increase the machines weight as the ground becomes
firmer. |
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Tarmac rollers have not been designed to displace equal weight on both
rollers. Therefore, rely more on 1 axle to produce the desired
compaction, negating the advantage of the tandem roller configuration.
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Tarmac rollers are designed for rolling roads and often have to
negotiate steep gradients, they are therefore over powered when used for
relatively flat sports fields and can be unnecessarily expensive to run.
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They have complex hydraulic systems and engines for the application
they are to be put too, rarely receive an annual service by a qualified
plant fitter to maintain them to a good standard. Unfortunately,
machines deteriorate whether used or not!
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Some Tarmac roller manufacturers recommend that the hydraulic pipes
should be replaced every 2 years. This is due to the high fluid
pressures that these machines operate at. A burst pipe on these machines
can very quickly result in a considerable amount of hydraulic oil dumped
onto the wicket. |
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Modern road rollers usually have 2 rollers driving which has been
known to damage the ground through slippage.
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They do not have split rollers whilst changing direction that may also
cause ground damage. |
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Tarmac rollers usually have a square edged roll that can leave ridges
along the ground especially early in the rolling season when the ground
is less firm and the machine possibly too heavy.
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For all the above reasons we do not accept modern hydraulic road
rollers in part exchange against our new ones, however, most elderly
mechanical machines of tandem design are always most welcome regardless
of condition. |
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All new Poweroll rollers arrive with 12 months guarantee, how much
warranty will there be on an older machine designed for tarmac.
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It is possible that you will never need to buy another grass roller
because grass rollers have a very long life expectancy. For this reason
you may as well buy the best machine you can, so that the many
advantages of the new Poweroll roller will be you for the years ahead.
Buy a new POWEROLL
roller, discover for yourself the incomparable difference between a
machine designed for the job or just making do.
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